KR200188050Y1 - Wireless headset apparatus for computer - Google Patents

Abstract

The present invention relates to a wireless headset device using a computer, a computer with a sound card and a power supply device, and a base set connected to the computer to receive and receive the DC voltage output from the USB connector of the computer, and The headset includes a headset having a speaker for listening to the voice output from the computer and a microphone for inputting external voice, and a headset driver for driving the headset by wirelessly transmitting and receiving sound with the base set. It is possible to transmit and receive sound wirelessly with a simple configuration without the need for a device, and even when a call is mixed, the user can select a channel in a frequency band where no crosstalk occurs, and the call state can be made even. It is convenient to use the wireless headset automatically when it makes a sound.

Description

Wireless headset apparatus using computer {wireless headset apparatus for computer}

The present invention relates to a wireless headset device using a computer for transmitting and receiving sound wirelessly between a computer and a headset having a speaker and a microphone.

In recent years, Internet voice chats and telephone calls using a computer have been widely spread with the rapid development of the information and communication field, and considering the economic feasibility, the demand is expected to increase further.

In order to perform a voice call using a computer as described above, as shown in FIG. 1, a main body 1 in which a sound card and a communication modem are installed (internal or external), and a keyboard for inputting a program or data desired by a user. (2) or inputs a voice to a basic device of a computer comprising a mouse (3) and a monitor (4) displaying a screen for performing a program and data processing result, etc. input from the keyboard (2) or a mouse (3). The microphone 5 and the speaker 6 or the headphone 7 for outputting the voice are provided.

In the device configured as described above, when the user operates the keyboard 2 or the mouse 3 to input the telephone number of the desired caller, the caller is connected to the other party through the Internet using a modem or the like.

Accordingly, the user can transmit a voice through the microphone 5 and receive a voice of the other party through the speaker 6 or the headphone 7 or the like to make a call.

However, in the conventional voice call apparatus using a computer, since the microphone 5 and the headphone 7 are connected to the computer by wire, the user is restricted from using the computer and is inconvenient to move. There was a problem that can not be processed at the same time.

Accordingly, in order to solve the above problems, a wireless headset for wirelessly transmitting and receiving sound by integrating headphones and a microphone has been developed. In the conventional wireless headset, a sound for transmitting and receiving a sound between a computer and a wireless headset is developed. You need a baseset for the interface.

However, in the conventional wireless headset device, since a commercial power source or a separate connection cable must be used as a power source of the base set for the interface, a separate power supply for converting the commercial power back to the DC inside the base set for regulation There is a problem that the power supply device is complicated in its configuration and expensive to manufacture.

In addition, because the frequency is fixed, there is a problem that the call state is uneven because of the interference between users using the same frequency, and also does not automatically connect the call when a call is received.

Therefore, the present invention was devised to solve the above-mentioned problems, and since the base set is driven by the DC voltage output from the USB connector or the keyboard of the computer, a simple configuration without the need of a separate power supply device is used to provide a negative sound. Its purpose is to provide a wireless headset device using a computer capable of transmitting and receiving.

Another object of the present invention is to provide a wireless headset device using a computer that can provide a channel selection switch so that a user can select a channel in a frequency band where no crosstalk occurs during a call crossover.

Still another object of the present invention is to provide a wireless headset device using a computer, which is convenient to use because the wireless headset automatically operates without a separate switch operation when a call is made or a sound is heard.

Another object of the present invention is to connect or built-in a headset driver with an RF transmission and reception unit to enable a wireless transmission and reception of the sound, so you can use the existing headset without designing a headset separately, manufacturing costs The present invention provides a wireless headset device using an inexpensive computer.

1 is an external perspective view of a sound device connected to a conventional computer;

2 is a schematic configuration diagram of a wireless headset device using a computer according to an embodiment of the present invention,

Figure 3 is a detailed block diagram of a computer and a baseset applied to the present invention,

4 is a detailed block diagram of a headset driver applied to the present invention,

Figure 5 is a schematic diagram of a wireless headset device using a computer according to another embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

10: Computer 12: USB Connector

20: base set 32: second frequency selector

40: headset 42: speaker

44: microphone 50: headset driver

52: on / off switch 56: channel select switch

60: power control unit 70: first frequency selector

In order to achieve the above object, a wireless headset device using a computer according to the present invention includes a computer equipped with a sound card and a power supply device, and is connected to the computer to receive a DC voltage output from a USB connector of the computer to transmit and receive sound. A headset having a base set, a speaker for listening to the voice output from the computer, and a microphone for inputting an external voice, and a headset driver for driving the headset by wirelessly transmitting and receiving sound with the base set. It is characterized by.

The headset driver includes a channel selection switch for selecting another channel when a call is mixed, a frequency selection unit for determining a basic frequency of an RF transmitter and receiver by selecting a corresponding clock frequency according to a channel selected by the channel selection switch, and a telephone. It includes a power control unit for automatically operating the headset driver by detecting a high frequency signal transmitted from the base set when the incoming or audible sound.

The base set includes a channel selection switch for selecting another channel when a call is mixed, and a frequency selection unit for selecting a corresponding clock frequency according to a channel selected by the channel selection switch to determine a basic frequency of an RF transmitter and receiver.

Hereinafter, with reference to the accompanying drawings an embodiment of the present invention will be described in detail.

Figure 2 is a schematic configuration diagram of a wireless headset device using a computer according to an embodiment of the present invention, Figure 3 is a detailed block diagram of a computer and a baseset applied to the present invention, Figure 4 is applied to the present invention Detailed configuration block diagram of the headset driver, Figure 5 is a schematic configuration diagram of a wireless headset device using a computer according to another embodiment of the present invention.

As shown in FIG. 2, a wireless headset device using a computer is a computer main body 10 (hereinafter referred to as a computer) provided with a sound card, an ISDN card, a LAN card, a modem and a fax modem (internal or external), and a power supply. )Wow; A base set 20 connected to the computer 10 for transmitting and receiving sound; A headset 40 having a speaker 42 for listening to the voice output from the main body 10 and a microphone 44 for inputting external voice; It is composed of a headset driver 50 connected to the headset 40 and wirelessly connected to the base set 20 to wirelessly transmit and receive sound with the base set 20 to drive the headset 40. .

The base set 20 is provided with RF transceivers 26 and 28 at one side thereof to convert and demodulate signals output from the computer 10 and the headset driver 50 into high frequency signals. 50, the RF transmitter and receiver 64, 66 for converting and demodulating the signal output from the headset 40 and the base set 20 into a high frequency signal is provided on one side, the other side of the headset 40 Jacks 72 and 74 connected to the speaker 42 and the microphone 44 are provided.

The headset driver 50 is designed to be about the size of a small radio so as to be easily worn by a user so that the headset driver 50 can be mounted at a predetermined position (for example, a pocket, a belt, etc.) without inconvenience.

As shown in FIG. 3, the computer 10 has a USB connector 12 for outputting a DC voltage, and a microphone input for receiving a voice signal transmitted from the headset driver 50 through the base set 20. A terminal 14 (hereinafter referred to as a microphone terminal) and a speaker output terminal 16 (hereinafter referred to as a speaker terminal) for outputting an audio signal are provided.

The base set 20 adjusts the DC voltage output from the USB connector 12 or the keyboard (not shown) of the computer 10 to a predetermined voltage required to drive the base set 20 to each driving circuit. A first speaker amplifier 24 which amplifies the voltage regulator 22 to be supplied, the audio signal output through the speaker terminal 16 of the computer 10 to an appropriate signal size, and the first speaker amplifier A first high frequency transmitter 26 for high frequency modulation and transmitting the signal amplified at 24, a second high frequency receiver 28 for receiving and demodulating a high frequency signal transmitted from the headset driver 50, and the second A second microphone amplifier 30 which amplifies the signal received by the high frequency receiver 28 and adjusts and transmits a signal of a size appropriate to the microphone terminal 14 of the computer 10, and selects a different channel at the time of call confusion. A channel selector switch 29 and the channel selector switch And a second frequency selector 32 which selects a corresponding clock frequency according to the channel selected by the device 29 and determines the fundamental frequencies of the first high frequency transmitter 26 and the second high frequency receiver 28.

As shown in FIG. 4, the headset driver 50 controls an on / off switch 52 for manually turning on / off an operation of the wireless headset device and adjusting the volume level output through the speaker 42. A volume switch 54, a channel select switch 56 for selecting another channel during a call confusion, a battery 58 for supplying power to the headset driver 50, and the on / off switch 52 A power amplifier 60 for supplying the battery 58 power to each of the driving circuits of the headset driver 50 and amplifying the voice signal input through the microphone 44 of the headset 40 according to an operation. Receives a first microphone amplifier 62, a second high frequency transmitter 64 for high frequency modulation to transmit the signal amplified by the first microphone amplifier 62, and a high frequency signal transmitted from the base set 20 Demodulates and detects a high frequency signal at the same time. A first high frequency unit 66 for turning on / off a second speaker amplifier unit for driving the speaker 42 of the headset 40 by amplifying the signal received from the first high frequency unit 66 to an appropriate size; 68 and a first frequency selection for selecting a corresponding clock frequency according to the channel selected by the channel selection switch 56 to determine the fundamental frequencies of the second high frequency transmitter 64 and the first high frequency receiver 66. It is comprised by the part 70.

Meanwhile, as shown in FIG. 5, the headset driver 50 may be integrally installed inside or outside the body 46 of the headset 40.

Hereinafter, the operational effects of the wireless headset device using the computer configured as described above will be described.

First, when the computer 10 is turned on, the voltage regulator of the base set 20 in which the DC voltage 5V output from the USB connector 12 or the keyboard (not shown) of the computer 10 is connected to the computer 10. Is applied to the predetermined voltage (3V), and then supplied to each driving circuit of the base set 20, the base set 20 is turned on.

At this time, when the user makes an internet voice chat or phone call through the computer 10, when the on / off switch 52 of the headset driver 50 is turned on, the battery 58 power is supplied through the power controller 60 to the headset driver. It is supplied to each drive circuit of 50, and the headset driver 50 is turned on.

Then, by inputting the telephone number of the desired caller by operating the keyboard or the mouse, etc., the caller is connected to the other caller through the Internet using a modem.

Subsequently, when a user inputs a voice through the microphone 44 of the headset 40, the voice signal input through the microphone 44 is amplified through the first microphone amplifier 62 of the headset driver 50. The signal amplified by the first microphone amplifier 62 is subjected to high frequency modulation through the second high frequency transmitter 64 and transmitted to the base set 20.

Accordingly, the base set 20 receives and demodulates a high frequency signal transmitted from the second high frequency transmitter 64 of the headset driver 50 through the second high frequency receiver 28 and extracts a voice signal. The signal received from the second high frequency unit 28 is amplified to an appropriate size through the second microphone amplifier 30 and input to the microphone terminal 14 of the computer 10.

On the contrary, the audio signal output through the speaker terminal 16 of the computer 10 is amplified to an appropriate signal size through the first speaker amplifier 24 of the base set 20, and the first speaker amplifier ( The signal amplified by 24 is modulated by the high frequency through the first high frequency transmitter 26 and transmitted to the headset driver 50.

Accordingly, the headset driver 50 receives and demodulates a high frequency signal transmitted from the first high frequency transmitter 26 of the base set 20 through the first high frequency receiver 66 and extracts a voice signal. The signal received at the first high frequency signal unit 66 is amplified to an appropriate size through the second speaker amplifier 68.

The signal amplified by the second speaker amplification unit 68 outputs a voice signal through the speaker 42 of the headset 40 so that voice can be wirelessly transmitted and received, thereby enabling a call with the other party.

On the other hand, when crosstalk occurs during a wireless call using the computer 10, the user selects the channel selector switch 29 provided in the base set 20 and the channel selector switch 56 provided in the headset driver 50. In operation, the corresponding clock frequency (base frequency) according to the channel selected by the channel selection switches 29 and 56 in the first and second frequency selectors 70 and 32 of the headset driver 50 and the base set 20. ) Is input to the first and second high frequency transmission and reception units 26 and 66 and 64 and 28 so that a call can be made to a channel of a frequency band where no crosstalk occurs.

Next, when a call is made or a sound is heard while the on / off switch 52 of the headset driver 50 is turned off, a speaker (chamber sound, etc.) is output from the speaker built in the computer 10, The high frequency signal transmitted through the first high frequency transmitter 26 of the base set 20 is detected by the first high frequency receiver 66 of the headset driver 50 to turn on the power control unit 60 to turn on / off the switch 52. The headset driver 50 is automatically operated without the operation of) to enable a call through the headset 40.

Meanwhile, in an embodiment of the present invention, the headset driver 50 is connected to the outside of the headset 40 to explain that the sound is wirelessly transmitted and received by way of example, but the present invention is not limited thereto and is illustrated in FIG. 5. As described above, even if the headset driver 50 is integrally installed inside or outside the body 46 of the headset 40, the same purpose and effect as the present invention can be achieved.

According to the wireless headset device using a computer according to the present invention as described in the above description, since the base set is driven by the DC voltage output from the USB connector or keyboard of the computer, there is no need for a separate power supply device, It is possible to transmit / receive, and the channel selection switch is provided so that the user can select a channel in the frequency band in which the crosstalk does not occur during the call crossover, thereby making it possible to even out the call state.

In addition, it is easy to use because the wireless headset automatically operates without a separate switch operation when a call is received or a sound is made, and it is convenient to use, and a headset driver equipped with an RF transmitter and receiver is connected or built-in wirelessly to the headset. Since it enables sound transmission and reception, it is possible to use existing headsets without designing a headset separately, so manufacturing cost is low, and it is difficult to design and wear a headset driver about the size of a small radio. It is convenient.

Claims (3)

Computer with sound card and power supply, A base set connected to the computer and receiving a DC voltage output from the USB connector of the computer to transmit and receive sound; A headset having a speaker for listening to voice output from the computer and a microphone for inputting external voice; And a headset driver configured to drive the headset by transmitting and receiving a sound wirelessly with the base set. The method of claim 1, The headset driver includes a channel selection switch for selecting another channel when a call is mixed, a frequency selection unit for determining a basic frequency of an RF transmitter and receiver by selecting a corresponding clock frequency according to a channel selected by the channel selection switch, and a telephone. And a power control unit for automatically operating the headset driver by detecting a high frequency signal transmitted from the base set when an incoming or audible sound is generated. The method according to claim 1 or 2, The base set includes a channel selection switch for selecting another channel when a call is mixed, and a frequency selection unit for selecting a corresponding clock frequency according to a channel selected by the channel selection switch to determine a basic frequency of an RF transmitter and receiver. Wireless headset device using a computer characterized in that.